Respuesta :
The one feature that the scientist can observe and map in a surface groundwater is referred to as Spring.
What is a Spring?
This is formed as a result of pressure in an aquifer causing some of the water to flow out at the surface which may be hot or cold depending on the temperature.
This feature is visible and can be easily observed and mapped out due to its proximity to the surface during the flow which is why option A was chosen as the most appropriate choice.
Read more about Groundwater here https://brainly.com/question/10557415
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